<div class="nav_top">
    <div class="nav_box">
        <a href="//{$site.mobile_site}" class="logo"></a>
        <span></span>
        <div class="right">
            <a class="search"></a>
            <a class="menu"></a>
        </div>
        <div class="search_box">
            <form method="post" target="_self" id="bdcs-search-form-focus" action="{:url('search/index')}">
                <input name="entry" value="1" type="hidden">
                <input name="keywords" placeholder="请输入搜索关键词">
            </form>
        </div>
    </div>
    <div class="menu_box">
        {volist name="category" id="vo"}
        <a href="{$vo.nickname}">{$vo.name}</a>
        {/volist}
    </div>
    <div class="nav_cover"></div>
</div>